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原式=(x-y)³(x-y)²[-(x-y)]的五次方=-(x-y)的十次方的具体过程
人气:316 ℃ 时间:2019-12-13 20:46:56
解答
(x-y)³(x-y)²[-(x-y)]的五次方
=-(x-y)³(x-y)²(x-y)的五次方
=-(x-y)^(3+2+5)
=-(x-y)^10
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